Top features: - Listen to music while working out with wireless Bluetooth - Designed to withstand your work out with sweat and water resistance - Get the most out of your music with 6 hours of battery Listen to music while working out Quickly and easily transmit your music from your phone, MP3 or tablet with a wireless Bluetooth connection. Perfect for working out, a wireless connection means you can exercise without worrying about your wires getting in your way. To make the most of every song, the audio is optimised for any volume. The EQ enhances clarity, so that the entire sound spectrum has a lifelike, crisp reproduction. Designed to withstand your workout Conforming to the shape of your ears so that everything remains in place no matter how active you get, the Bose SoundSport Headphones feature innovative StayHear tips. Including two different sizes depending on your ears, you can make sure that the fit is perfect for you. Designed and finished with hydrophobic speaker elements, you can rest assured that no sweat or water will get in to damage anything. Made complete with extra-durable cables and connectors, you can be sure that the SoundSport Headphones can keep up with the pace of your workout. Get the most out of your music Whether you're on a long run or want to cycle for miles, the SoundSport Headphones have up to 6 hours of wireless battery life so that you don't have to worry about running out of music. Enjoy music from a variety of devices with multi-point support, which allows seamless switching between music devices, as well as a connection to two mobile devices at the same time. You can also use apps like Skype or FaceTime with ease.